#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2007 Donald N. Allingham
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# $Id$
#-------------------------------------------------------------------------
#
# Standard python modules
#
#-------------------------------------------------------------------------
from cStringIO import StringIO
from gettext import gettext as _
#-------------------------------------------------------------------------
#
# set up logging
#
#-------------------------------------------------------------------------
import logging
_LOG = logging.getLogger(".DisplayState")
#-------------------------------------------------------------------------
#
# GNOME python modules
#
#-------------------------------------------------------------------------
import gtk
from gtk import glade
import gobject
#-------------------------------------------------------------------------
#
# GRAMPS modules
#
#-------------------------------------------------------------------------
import gen.utils
import Config
from BasicUtils import name_displayer
import const
import ManagedWindow
from PluginUtils import _PluginMgr
DISABLED = -1
#-------------------------------------------------------------------------
#
# History manager
#
#-------------------------------------------------------------------------
class History(gen.utils.Callback):
""" History manages the objects of a certain type that have been viewed,
with ability to go back, or forward.
When accessing an object, it should be pushed on the History.
"""
__signals__ = {
'changed' : (list, ),
'menu-changed' : (list, ),
}
def __init__(self):
gen.utils.Callback.__init__(self)
self.clear()
def clear(self):
"""
Cleares the history, resetting the values back to their defaults
"""
self.history = []
self.mhistory = []
self.index = -1
self.lock = False
def remove(self, handle, old_id=None):
"""
Remove a handle from the history list
"""
if old_id:
del_id = old_id
else:
del_id = handle
history_count = self.history.count(del_id)
for c in range(history_count):
self.history.remove(del_id)
self.index -= 1
mhc = self.mhistory.count(del_id)
for c in range(mhc):
self.mhistory.remove(del_id)
self.emit('changed', (self.history, ))
self.emit('menu-changed', (self.mhistory, ))
def push(self, handle):
"""
Pushes the handle on the history stack
"""
self.prune()
if len(self.history) == 0 or handle != self.history[-1]:
self.history.append(handle)
if handle in self.mhistory:
self.mhistory.remove(handle)
self.mhistory.append(handle)
self.index += 1
self.emit('menu-changed', (self.mhistory, ))
self.emit('changed', (self.history, ))
def forward(self, step=1):
"""
Moves forward in the history list
"""
self.index += step
handle = self.history[self.index]
if handle not in self.mhistory:
self.mhistory.append(handle)
self.emit('menu-changed', (self.mhistory, ))
return str(self.history[self.index])
def back(self, step=1):
"""
Moves backward in the history list
"""
self.index -= step
try:
handle = self.history[self.index]
if handle not in self.mhistory:
self.mhistory.append(handle)
self.emit('menu-changed', (self.mhistory, ))
return str(self.history[self.index])
except IndexError:
return u""
def present(self):
"""
return the person handle that is now active in the history
"""
try :
if self.history :
return self.history[self.index]
else:
return u""
except IndexError:
return u""
def at_end(self):
"""
returns True if we are at the end of the history list
"""
return self.index+1 == len(self.history)
def at_front(self):
"""
returns True if we are at the front of the history list
"""
return self.index <= 0
def prune(self):
"""
Truncates the history list at the current object.
"""
if not self.at_end():
self.history = self.history[0:self.index+1]
#-------------------------------------------------------------------------
#
# Recent Docs Menu
#
#-------------------------------------------------------------------------
_RCT_TOP = ''
import RecentFiles
import os
class RecentDocsMenu:
def __init__(self, uistate, state, fileopen):
self.action_group = gtk.ActionGroup('RecentFiles')
self.active = DISABLED
self.uistate = uistate
self.uimanager = uistate.uimanager
self.fileopen = fileopen
self.state = state
def load(self, item):
filename = item.get_path()
self.fileopen(filename)
def build(self):
buf = StringIO()
buf.write(_RCT_TOP)
gramps_rf = RecentFiles.RecentFiles()
count = 0
if self.active != DISABLED:
self.uimanager.remove_ui(self.active)
self.uimanager.remove_action_group(self.action_group)
self.action_group = gtk.ActionGroup('RecentFiles')
self.active = DISABLED
actions = []
rfiles = gramps_rf.gramps_recent_files
rfiles.sort(by_time)
new_menu = gtk.Menu()
for item in rfiles:
try:
title = item.get_name().replace('_', '__')
filename = os.path.basename(item.get_path())
action_id = "RecentMenu%d" % count
buf.write('' % action_id)
actions.append((action_id, None, title, None, None,
make_callback(item, self.load)))
mitem = gtk.MenuItem(title)
mitem.connect('activate', make_callback(item, self.load))
mitem.show()
new_menu.append(mitem)
except RuntimeError:
pass # ignore no longer existing files
count += 1
buf.write(_RCT_BTM)
self.action_group.add_actions(actions)
self.uimanager.insert_action_group(self.action_group, 1)
self.active = self.uimanager.add_ui_from_string(buf.getvalue())
self.uimanager.ensure_update()
buf.close()
if len(rfiles) > 0:
new_menu.show()
self.uistate.set_open_recent_menu(new_menu)
def make_callback(val, func):
return lambda x: func(val)
def by_time(first, second):
return cmp(second.get_time(), first.get_time())
from GrampsLogger import RotateHandler
class WarnHandler(RotateHandler):
def __init__(self, capacity, button):
RotateHandler.__init__(self, capacity)
self.setLevel(logging.WARN)
self.button = button
button.on_clicked(self.display)
self.timer = None
def emit(self, record):
if self.timer:
gobject.source_remove(self.timer)
gobject.timeout_add(180*1000, self._clear)
RotateHandler.emit(self, record)
self.button.show()
def _clear(self):
self.button.hide()
self.set_capacity(self._capacity)
self.timer = None
return False
def display(self, obj):
obj.hide()
xml = glade.XML(const.GLADE_FILE, 'scrollmsg')
top = xml.get_widget('scrollmsg')
msg = xml.get_widget('msg')
buf = msg.get_buffer()
for i in self.get_formatted_log():
buf.insert_at_cursor(i + '\n')
self.set_capacity(self._capacity)
top.run()
top.destroy()
class DisplayState(gen.utils.Callback):
__signals__ = {
'filters-changed' : (str, ),
'filter-name-changed' : (str, unicode, unicode),
'nameformat-changed' : None,
'plugins-reloaded' : (list, list),
}
def __init__(self, window, status, progress, warnbtn, uimanager,
progress_monitor, viewmanager=None):
self.busy = False
self.viewmanager = viewmanager
self.uimanager = uimanager
self.progress_monitor = progress_monitor
self.window = window
gen.utils.Callback.__init__(self)
self.status = status
self.status_id = status.get_context_id('GRAMPS')
self.progress = progress
self.phistory = History()
self.gwm = ManagedWindow.GrampsWindowManager(uimanager)
self.widget = None
self.disprel_old = ''
self.disprel_defpers = None
self.disprel_active = None
self.warnbtn = warnbtn
self.last_bar = self.status.insert(min_width=15, ralign=True)
self.set_relationship_class()
formatter = logging.Formatter('%(levelname)s %(name)s: %(message)s')
self.rhandler = WarnHandler(capacity=400, button=warnbtn)
self.rhandler.setFormatter(formatter)
self.rhandler.setLevel(logging.WARNING)
self.log = logging.getLogger()
self.log.addHandler(self.rhandler)
# This call has been moved one level up,
# but this connection is still made!
# self.dbstate.connect('database-changed', self.db_changed)
def set_sensitive(self, state):
self.window.set_sensitive(state)
def db_changed(self, db):
db.connect('long-op-start', self.progress_monitor.add_op)
def set_relationship_class(self):
"""method that rebinds the relationship to the current rel calc
Should be called after load or reload of plugins
"""
self.relationship = _PluginMgr.relationship_class()
def set_gendepth(self, value):
""" Set the generations we search back for showing relationships
on GRAMPS interface. Value must be integer > 0
This method will be used by the preference editor when user changes
the generations.
"""
self.relationship.set_depth(value)
def display_relationship(self, dbstate):
""" Construct the relationship in order to show it in the statusbar
This can be a time intensive calculation, so we only want to do
it if persons are different than before.
Eg: select a person, then double click, will result in calling
three times to construct build the statusbar. We only want
to obtain relationship once!
This means the relationship part of statusbar only changes on
change of row.
"""
self.relationship.connect_db_signals(dbstate)
default_person = dbstate.db.get_default_person()
active = dbstate.get_active_person()
if default_person == None or active == None:
return u''
if default_person.handle == self.disprel_defpers and \
active.handle == self.disprel_active :
return self.disprel_old
name = self.relationship.get_one_relationship(
dbstate.db, default_person, active)
#store present call data
self.disprel_old = name
self.disprel_defpers = default_person.handle
self.disprel_active = active.handle
if name:
return name
else:
return u""
def clear_history(self, handle=None):
"""Clear the history. If handle is given, then the history is
immediately initialized with a first entry
(you'd eg want active person you view there as History contains the
present object too!)
"""
self.phistory.clear()
if handle :
self.phistory.push(handle)
def set_busy_cursor(self, value):
if value == self.busy:
return
else:
self.busy = value
if value:
self.window.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
else:
self.window.window.set_cursor(None)
while gtk.events_pending():
gtk.main_iteration()
def set_open_widget(self, widget):
self.widget = widget
def set_open_recent_menu(self, menu):
self.widget.set_menu(menu)
def push_message(self, dbstate, text):
self.status_text(text)
gobject.timeout_add(5000, self.modify_statusbar, dbstate)
def show_filter_results(self, dbstate, matched, total):
text = "%d/%d" % (matched, total)
self.status.pop(1, self.last_bar)
self.status.push(1, text, self.last_bar)
def clear_filter_results(self):
self.status.pop(1, self.last_bar)
self.status.push(1, '', self.last_bar)
def modify_statusbar(self, dbstate, active=None):
self.status.pop(self.status_id)
if dbstate.active == None:
self.status.push(self.status_id, "")
else:
person = dbstate.get_active_person()
if person:
pname = name_displayer.display(person)
name = "[%s] %s" % (person.get_gramps_id(), pname)
if Config.get(Config.STATUSBAR) > 1:
if person.handle != dbstate.db.get_default_handle():
msg = self.display_relationship(dbstate)
if msg:
name = "%s (%s)" % (name, msg.strip())
else:
name = _("No active person")
self.status.push(self.status_id, name)
while gtk.events_pending():
gtk.main_iteration()
def pulse_progressbar(self, value):
self.progress.set_fraction(min(value/100.0, 1.0))
self.progress.set_text("%d%%" % value)
while gtk.events_pending():
gtk.main_iteration()
def status_text(self, text):
self.status.pop(self.status_id)
self.status.push(self.status_id, text)
while gtk.events_pending():
gtk.main_iteration()